Added vue-googlemaps

Author: Guillaume Chau

README.md

@@ -774,6 +774,7 @@ Tooltips / popovers
  - [vue-baidu-map](https://github.com/Dafrok/vue-baidu-map) - Vue 2.x component for Baidu Maps.
  - [vue-choropleth](https://github.com/voluntadpear/vue-choropleth) - Vue 2.x component to display a choropleth map.
  - [vuelayers](https://github.com/ghettovoice/vuelayers) - Vue 2 components to work with OpenLayers.
+ - [vue-googlemaps](https://github.com/Akryum/vue-googlemaps) - Vue 2.x components to integrate Google Maps.
 
 ### Audio / Video